package lab03.test06;

public class Circle {
    double radius,length,area;
    Circle(double r){
        radius=r;
    }
    double getLength(){
        length=2*radius*radius;
        return length;
    }
    double getArea(){
        area=Math.PI*radius*radius;
        return area;
    }
    public void setRadius(double r){
        radius=r;
    }
    double getRadius(){
        return radius;
    }


}
